• Insole material: top layer of spandex, breathable and easy to dry. • Middle layer of memory foam, soft, reduces fatigue and foot pain. • Bottom part with good cushioning effect, all-day comfort. • Breathable and soft sole: 8-10 mm memory foam, excellent shock absorption. • Reduces pressure on heels, knees, and ankles. • Humanized design: insoles cut to the shape of the human foot. • Ergonomic design: better cushion, prevents injuries from incorrect support. • Suitable for sports, work, casual, hiking shoes.